thin as a rail

adjective

Very thin, unhealthily thin.

Similar
skinny as a railthin as a rakethin as a wafer
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Meanings

adjectivethin as a rail (not comparable)
  1. not comparableraresimileVery thin, unhealthily thin.

    Synonyms: skinny as a rail, thin as a rake, thin as a wafer

Synonyms & antonyms

adjectiveVery thin, unhealthily thin.

Similar
skinny as a railthin as a rakethin as a wafer
Cite this entry
APA

thin as a rail. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/thin%20as%20a%20rail

MLA

“thin as a rail.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/thin%20as%20a%20rail. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “thin as a rail,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/thin%20as%20a%20rail.

Source: thin as a rail on Wiktionary, CC BY-SA 4.0.